If you're setting out to build an underwater robot that's speedy ... swimming speed close to that of a real sea turtle, and that it could conceivably swim all day if it were to periodically ...

Analysis - Competitive swimmers know that swimming underwater causes less drag resistance than swimming at the surface. Splashing around making waves isn't the most efficient way to swim. Any energy ...

A green sea turtle, named Charlotte by rescuers ... impacting their ability to swim. Charlotte was rescued by Connecticut's Mystic Aquarium, who collaborated with 3D printing companies Adia ...